import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import User from '../components/user/User.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'

Vue.use(VueRouter)

const routes = [{
  path: '/',
  redirect: '/login'

}, {
  path: '/login',
  component: Login
}, {
  path: '/home',
  component: Home,
  redirect: '/welcome',
  children: [{
      path: '/welcome',
      component: Welcome
    },
    {
      path: '/users',
      component: User
    },
    {
      path: '/rights',
      component: Rights
    },
    {
      path: '/roles',
      component: Roles
    },
    {
      path: '/categories',
      component: Cate
    }
  ]
}]

const router = new VueRouter({
  routes
})

//挂载导航守卫
router.beforeEach((to, from, next) => {
  if (to.path === '/login') return next();
  //获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr) return next('/login');
  next();
})

export default router